3x^3-4x^2=15x

Simple and best practice solution for 3x^3-4x^2=15x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3x^3-4x^2=15x equation:


Simplifying
3x3 + -4x2 = 15x

Reorder the terms:
-4x2 + 3x3 = 15x

Solving
-4x2 + 3x3 = 15x

Solving for variable 'x'.

Reorder the terms:
-15x + -4x2 + 3x3 = 15x + -15x

Combine like terms: 15x + -15x = 0
-15x + -4x2 + 3x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-15 + -4x + 3x2) = 0

Factor a trinomial.
x((-5 + -3x)(3 + -1x)) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-5 + -3x)' equal to zero and attempt to solve: Simplifying -5 + -3x = 0 Solving -5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -3x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -3x = 0 + 5 -3x = 0 + 5 Combine like terms: 0 + 5 = 5 -3x = 5 Divide each side by '-3'. x = -1.666666667 Simplifying x = -1.666666667

Subproblem 3

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {0, -1.666666667, 3}

See similar equations:

| ifn=20whatisn | | x=20000+x+.80x+x-(4000+.20x+20000+x) | | v^2+3v-6=v^2+v-2 | | X^2+9=88 | | x=20000+x+.80x+x-(4000+.20x+20000-x) | | 12(9x+17)=125 | | (x+12)(x-3)(x)=324 | | 6x^2-15y^2-xy=0 | | 7(3x-7)=77 | | -5t^2-14t+3=0 | | -5t^2-14t-3=0 | | x|3x-1=23 | | 5(x+6)=65 | | 0.3+0.06x=6.9 | | x(3x-5.4)=0 | | 2=k(4)square | | 2x^2+4x-144=0 | | 3-2(2r-6)=35+r | | 2y+3(3-4y)=24 | | 40a+80b+90c+120d=900 | | 4a+2b=80 | | X+18=3(x+12) | | 0=2*x*cosine(x)-x | | 9x-5=8x+4 | | .0029=4x^3 | | 4(x-3)=36-2x | | g(x)=x^2-7x+10 | | 20y^2-4y= | | N-18=-4 | | 2x-6(1.5x-2.5)=-6 | | 2x-6(1.5x-2.5)=6 | | 6ln(5x)=19 |

Equations solver categories